package servlet;

import entity.Book;
import service.BookService;
import service.impl.BookServiceImpl;

import javax.servlet.*;
import javax.servlet.http.*;
import javax.servlet.annotation.*;
import java.io.IOException;

@WebServlet(name = "UpdateBookServlet", value = "/UpdateBookServlet")
public class UpdateBookServlet extends HttpServlet {
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        doPost(request,response);
    }

    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        request.setCharacterEncoding("utf-8");
        response.setCharacterEncoding("utf-8");
        response.setContentType("text/html;charset=utf-8");
        String bookId=request.getParameter("id");
        String bookName=request.getParameter("name");
        String author=request.getParameter("author");
        String publisher=request.getParameter("publisher");
        String exist=request.getParameter("exist");
        String price=request.getParameter("price");
        String pubdate= request.getParameter("pubdate");
        Book book=new Book(bookName,bookId,publisher,Double.parseDouble(price),author,exist,pubdate);
        BookService bookService=new BookServiceImpl();
        if(bookService.updateBookById(bookId,book)){
            response.getWriter().print("更新成功！1s后返回！");
            response.setHeader("refresh","1;url=QueryBookByPageServlet");
        }else{
            response.getWriter().print("更新失败！1s后返回！");
            response.setHeader("refresh","1;url=QueryBookByPageServlet");
        }
    }
}
